Sander
Sander lucioperca
There are 8-12 short, broad, brown-black horizontal stripes on the sides. The dorsal and caudal fins …
Freshwater fish spend part or all of their lives in fresh water, such as rivers and lakes, with a salinity of less than 1.05%.
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Sander lucioperca
There are 8-12 short, broad, brown-black horizontal stripes on the sides. The dorsal and caudal fins …
Stizostedion canadense
The body of the sauger is slender and almost cylindrical, and the head is long and …
Protopterus dolloi
The spotted lungfish has a body very similar to that of an eel. It is elongated …
Stizostedion vitreum
Walleye have a slender cylindrical body with a conical head. The first dorsal fin has sharp …
Protopterus annectens
The body of the West African lungfish is elongated, 9 to 15 times longer than the …